Diff Report
Run #51a562cdc3626: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a5545d76a23: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51a562cdc3626Run #51a5545d76a23DiffDiff%
Number of Function Calls123 123 0 0.0%
Incl. Wall Time (microsec)8,308 8,359 51 0.6%
Incl. Wall Time (microsec) per call 68 68 0 0.6%
Excl. Wall Time (microsec)2,810 2,872 62 2.2%
Incl. CPU (microsecs)20,000 0 -20,000 -100.0%
Incl. CPU (microsecs) per call 163 0 -163 -100.0%
Excl. CPU (microsec)8,000 0 -8,000 -100.0%
Incl. MemUse (bytes)43,256 43,248 -8 -0.0%
Incl. MemUse (bytes) per call 352 352 -0 -0.0%
Excl. MemUse (bytes)-59,716 -59,680 36 0.1%
Incl. PeakMemUse (bytes)42,760 42,504 -256 -0.6%
Incl. PeakMemUse (bytes) per call 348 346 -2 -0.6%
Excl. PeakMemUse (bytes)7,628 7,472 -156 -2.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::checksumTags [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 51 0.3% -20,000 -100.0% -8 -0.0% -256 -0.4%
Exclusive Metrics Diff for Current Function62 121.6% -8,000 -40.0% 36 450.0% -156 -60.9%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 53 103.9% -16,000 -80.0% -8 -100.0% -256 -100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -2 -3.9% -4,000 -20.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -96 -188.2% -8,000 -40.0% 0 0.0% -20 -7.8%
drupal_static0 N/A% 66 129.4% -4,000 -20.0% 0 0.0% 0 0.0%
array_keys0 N/A% 8 15.7% 0 0.0% -36 -450.0% -16 -6.2%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 6 11.8% 0 0.0% -8 -100.0% -24 -9.4%
array_diff0 N/A% 3 5.9% 0 0.0% 0 0.0% -40 -15.6%
array_fill_keys0 N/A% 2 3.9% 0 0.0% 0 0.0% 0 0.0%